1. Quarterly Report No. 4, on Contract AF19 (604)-524, September 15, 1953, Electrical Engineering Research Laboratory, University of Illinois.
2. P. D. Coleman, “Electron acceleration and bunching with a single microwave cavity to energies of 1–1.5 Mev,” AF18 (600)-23, Engineering Report No. 2, Electrical Engineering Research Laboratory, University of Illinois.
3. Quarterly Reports Nos. 2 and 4, Contract AF33 (616)-2449, Electrical Engineering Research Laboratory, University of Illinois.